Full Idea
I call a name 'sortal' from 'sort', as I do 'general' from 'genus'.
Gist of Idea
I speak of a 'sortal' name, from the word 'sort'
Source
John Locke (Essay Conc Human Understanding (2nd Ed) [1694], 3.03.15)
Book Reference
Locke,John: 'Essay Concerning Human Understanding', ed/tr. Nidditch,P.H. [OUP 1979], p.417